Kernel/LibC: Add fstat() and remove stat() syscall

1 files changed, 11 insertions, 0 deletions

diff --git a/kernel/syscalls/fstat.c b/kernel/syscalls/fstat.c
new file mode 100644
index 0000000..38346e3
--- /dev/null
+++ b/kernel/syscalls/fstat.c
@@ -0,0 +1,11 @@
+#include <errno.h>
+#include <fs/vfs.h>
+#include <syscalls.h>
+
+int syscall_fstat(int fd, struct stat *buf) {
+  if (!mmu_is_valid_userpointer(buf, sizeof(struct stat))) {
+    return -EPERM; // TODO: Is this correct? The spec says nothing about
+                   // this case.
+  }
+  return vfs_fstat(fd, buf);
+}